Global Patent Index - EP 3682500 A4

EP 3682500 A4 20201223 - SYNTHESIS OF LITHIUM TITANATE

Title (en)

SYNTHESIS OF LITHIUM TITANATE

Title (de)

SYNTHESE VON LITHIUMTITANAT

Title (fr)

SYNTHÈSE DE TITANATE DE LITHIUM

Publication

EP 3682500 A4 20201223 (EN)

Application

EP 18856853 A 20180823

Priority

  • AU 2017903743 A 20170914
  • AU 2018050899 W 20180823

Abstract (en)

[origin: WO2019051534A1] A method for the synthesis of lithium titanate, the method comprising the method steps of: (i) reacting a source of titanium ions with a source of lithium ions at increased temperature in one or more reaction vessels for a period of time; and (ii) calcining the product of step (i) to produce a lithium titanate product having a nano-tube type crystal structure. An electrode material produced by the method of the invention and a lithium ion battery utilising the electrode material are also disclosed.

IPC 8 full level

C01G 23/00 (2006.01); B82Y 40/00 (2011.01); C01D 15/00 (2006.01); H01M 10/052 (2010.01)

CPC (source: AU EP KR US)

B82Y 40/00 (2013.01 - AU); C01D 15/00 (2013.01 - AU); C01G 23/005 (2013.01 - AU EP KR US); H01M 4/382 (2013.01 - AU); H01M 4/485 (2013.01 - EP KR US); H01M 10/0525 (2013.01 - KR US); B82Y 40/00 (2013.01 - EP US); C01P 2002/72 (2013.01 - EP KR US); C01P 2004/04 (2013.01 - EP KR US); C01P 2004/13 (2013.01 - US); C01P 2004/51 (2013.01 - EP KR); C01P 2004/62 (2013.01 - EP KR); C01P 2006/12 (2013.01 - EP KR); C01P 2006/40 (2013.01 - EP); C01P 2006/80 (2013.01 - EP KR); H01M 10/052 (2013.01 - AU EP); Y02E 60/10 (2013.01 - EP)

Citation (search report)

  • [XI] KR 101451901 B1 20141022
  • [XI] KR 20140137936 A 20141203 - UNIV SEJONG IND ACAD COOP GR [KR]
  • [X] CHENG CHONGLING ET AL: "Highly dispersed copper nanoparticle modified nano Li4Ti5O12with high rate performance for lithium ion battery", ELECTROCHIMICA ACTA, ELSEVIER, AMSTERDAM, NL, vol. 120, 24 December 2013 (2013-12-24), pages 226 - 230, XP028666297, ISSN: 0013-4686, DOI: 10.1016/J.ELECTACTA.2013.12.049
  • [XI] XIE YIBING ET AL: "Preparation and capacitance performance of nitrided lithium titanate nanoarrays", CERAMICS INTERNATIONAL, ELSEVIER, AMSTERDAM, NL, vol. 42, no. 8, 14 March 2016 (2016-03-14), pages 9717 - 9727, XP029505619, ISSN: 0272-8842, DOI: 10.1016/J.CERAMINT.2016.03.061
  • [XI] ZHOU QIAN ET AL: "Synthesis of lithium titanate nanorods as anode materials for lithium and sodium ion batteries with superior electrochemical performance", JOURNAL OF POWER SOURCES, ELSEVIER SA, CH, vol. 283, 24 February 2015 (2015-02-24), pages 243 - 250, XP029125058, ISSN: 0378-7753, DOI: 10.1016/J.JPOWSOUR.2015.02.061
  • [XI] LUO HONGJUN ET AL: "Carbon coated Li4Ti5O12nanorods as superior anode material for high rate lithium ion batteries", JOURNAL OF ALLOYS AND COMPOUNDS, ELSEVIER SEQUOIA, LAUSANNE, CH, vol. 572, 6 April 2013 (2013-04-06), pages 37 - 42, XP028549852, ISSN: 0925-8388, DOI: 10.1016/J.JALLCOM.2013.03.247
  • [XI] WANG XIAOYAN ET AL: "PEDOT coated Li4Ti5O12nanorods: Soft chemistry approach synthesis and their lithium storage properties", ELECTROCHIMICA ACTA, ELSEVIER, AMSTERDAM, NL, vol. 129, 5 March 2014 (2014-03-05), pages 283 - 289, XP028638948, ISSN: 0013-4686, DOI: 10.1016/J.ELECTACTA.2014.02.112
  • See references of WO 2019051534A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2019051534 A1 20190321; AR 113013 A1 20200115; AU 2018333270 A1 20200402; CA 3075428 A1 20190321; CN 111630701 A 20200904; EP 3682500 A1 20200722; EP 3682500 A4 20201223; JP 2020535105 A 20201203; KR 20200054261 A 20200519; US 2020262714 A1 20200820

DOCDB simple family (application)

AU 2018050899 W 20180823; AR P180102572 A 20180911; AU 2018333270 A 20180823; CA 3075428 A 20180823; CN 201880072712 A 20180823; EP 18856853 A 20180823; JP 2020537263 A 20180823; KR 20207010669 A 20180823; US 201816646534 A 20180823